/*在当前css文件中引入base.css文件*/
@import url('./base.css');
/*重置标签的默认样式*/
*{
    margin:0;
    padding:0;
    box-sizing: border-box;
}
html,body{
    width: 100%;
    height:100%;
}
ul,ol,dl,li{
    list-style: none;
}
a{
    text-decoration: none;
}
button,input{
    outline:none;

}
img{
    border:none;
}